Feeding proportioning system for PVC cable particle raw materials

Abstract

The utility model discloses a feeding and proportioning system for PVC cable particle raw materials. The feeding and proportioning system comprises a control cabinet, raw material lifting equipment and raw material proportioning equipment, the raw material lifting equipment comprises a material lifting mechanism and a material putting mechanism; the raw material proportioning equipment comprises a horizontal conveying mechanism, a cleaning mechanism, a discharging mechanism and a plurality of conveying mechanisms. According to the feeding proportioning system, the material lifting mechanism and the material putting mechanism are used in cooperation, a user can conveniently lift various raw materials and put the raw materials into the conveying mechanism of the corresponding raw materials, manpower is effectively saved, and the feeding efficiency is improved; the raw materials are conveyed by the conveying mechanisms, so that the conveying mechanisms are respectively driven and controlled according to the proportioning requirement, and the proportioning of the various raw materials is realized; the horizontal conveying mechanism is used for receiving the raw materials conveyed by the conveying mechanisms, so that the proportioned raw materials are conveyed in batches, mutual influence between different batches is prevented, and the accuracy of batching and stirring each time is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a PVC cable granule raw material production system, especially a feeding and proportioning system for PVC cable granule raw material. BACKGROUND

[0002] At present, in the PVC cable granule raw material production process, each raw material needs to be put into the corresponding raw material barrel, and then various raw materials are proportioned. However, since the raw materials are packaged in big bags, and the upper barrel opening height of each raw material barrel is also relatively high, the existing method is to use manual feeding, which is time-consuming and laborious. In addition, the existing proportioning method is to manually proportion by weighing various raw materials, and the proportioning efficiency is low. Therefore, it is necessary to design a feeding and proportioning system for PVC cable granule raw material, which can conveniently lift the raw material bag to the feeding height, and can be set according to the required proportioning, effectively improving the PVC cable granule raw material production efficiency. UTILITY MODEL CONTENT

[0003] The utility model provides a kind of feeding and proportioning system for PVC cable granule raw material, which can conveniently lift the raw material bag to the feeding height, and can be set according to the required proportioning, effectively improving the PVC cable granule raw material production efficiency.

[0004] Technical scheme: the feeding and proportioning system for PVC cable granule raw material, comprising a control cabinet, a raw material lifting device and a raw material proportioning device; the raw material lifting device comprises a material lifting mechanism and a material feeding mechanism; the raw material proportioning device comprises a horizontal conveying mechanism, a cleaning mechanism, a discharging mechanism and a plurality of conveying mechanisms; the material feeding mechanism is installed horizontally slidingly on the material lifting mechanism, and the bagged raw materials are lifted by the material lifting mechanism; the material feeding mechanism moves to the lifted raw materials and feeds the raw materials into the corresponding conveying mechanism; each conveying mechanism is connected to the horizontal conveying mechanism, and receives the various raw materials fed by the material feeding mechanism and delivers the various raw materials to the horizontal conveying mechanism; the horizontal conveying mechanism receives the raw materials delivered by each conveying mechanism and delivers the raw materials horizontally to the discharging mechanism; the cleaning mechanism is installed on the discharge side of the horizontal conveying mechanism, and is used to clean the residual raw materials on the horizontal conveying mechanism into the discharging mechanism; the material lifting mechanism, the horizontal conveying mechanism, the cleaning mechanism, the discharging mechanism and the conveying mechanism are driven and controlled by the control cabinet.

[0005] Further, the material lifting mechanism comprises a lifting driving motor, a lifting bearing plate, a lifting control box and two side supports; the side support comprises a bottom strip seat, a supporting square column and a T-shaped sliding block; the material feeding mechanism comprises a feeding extension plate, a sliding seat and a plate support; the bottom strip seats of the two side supports are longitudinally arranged in parallel, the supporting square columns are vertically fixedly installed on the middle part of the upper side of the corresponding bottom strip seat; a T-shaped sliding groove is vertically arranged on the front side of each of the two supporting square columns; the T-shaped sliding block is slidingly installed in the T-shaped sliding groove; a supporting cross beam is transversely arranged between the two supporting square columns; a sliding groove is transversely arranged on the lower side of the sliding seat, and the sliding seat is slidingly buckled on the supporting cross beam through the sliding groove; the front side of the feeding extension plate is hingedly installed on the sliding seat; a lifting driving mechanism is arranged on the upper side of the front end of each of the two bottom strip seats; the lifting bearing plate is installed on the two lifting driving mechanisms, the lifting driving motor is used for driving the two lifting driving mechanisms, the lifting bearing plate is driven by the lifting driving mechanism to stably lift and move; the two T-shaped sliding blocks are fixed on the rear side of the lifting bearing plate outside the T-shaped sliding groove; the plate support is installed below the feeding extension plate and is used for supporting the rear edge of the feeding extension plate to extend above the conveying mechanism; the lifting control box is installed on the right supporting square column; a lifting button and a lowering button are arranged on the side of the lifting control box; the lifting driving motor, the lifting button and the lowering button are electrically connected with the control cabinet.

[0006] Further, the lifting driving mechanism comprises a lifting driving screw, a top plate and four supporting guide rods; the upper ends of the four supporting guide rods are fixed on the lower side of the top plate, and the lower ends of the four supporting guide rods are vertically fixed on the upper side of the bottom strip seat; the upper end of the lifting driving screw is rotatably installed at the center of the lower side of the top plate, and the lower end of the lifting driving screw is rotatably installed on the bottom strip seat; a rectangular hole is arranged on the opposite inner side of each of the two bottom strip seats, the lower end of the lifting driving screw extends into the rectangular hole, and a synchronous sprocket is fixedly arranged on the extending end of the lifting driving screw; a synchronous chain is arranged around the two synchronous sprockets; the lifting driving motor is fixedly installed on the right top plate, and the output shaft of the lifting driving motor is connected with the upper end of the lifting driving screw on the right side; the left and right ends of the lifting bearing plate are respectively provided with four lifting guide holes and a vertical supporting sleeve; the vertical supporting sleeve is vertically fixedly penetrated on the lifting bearing plate, and a lifting driving internal thread is arranged on the inner wall of the vertical supporting sleeve; the lifting driving screw is screwingly installed on the lifting driving internal thread; the four supporting guide rods respectively penetrate the lifting guide holes at the corresponding positions.

[0007] Further, the horizontal conveying mechanism comprises a strip conveying channel, a conveying drive motor and a conveying belt; the conveying mechanism comprises a batching auger and a conical raw material barrel; the cleaning mechanism comprises a cleaning motor and a cleaning rotating shaft; the conical raw material barrels of the respective conveying mechanisms are fixedly installed on the feeding ends of the respective batching augers, and a leakage hole is arranged at the bottom of the conical raw material barrel in communication with the batching auger; the discharging end of the batching auger is inclined upwardly rearward to extend above the strip conveying channel, and a discharging pipe in communication with the strip conveying channel is arranged below the discharging end; respective conveying support rollers are rotatably installed in the strip conveying channel, and the respective conveying support rollers are synchronously rotated through a rotating synchronous chain; the conveying drive motor is installed on the side of the strip conveying channel, and the output shaft of the conveying drive motor is oppositely connected with the shaft head of one of the conveying support rollers; the conveying belt is arranged around the respective conveying support rollers in the strip conveying channel; the respective discharging pipes are located above the conveying belt; a discharging rectangular channel is arranged below the discharging side of the strip conveying channel; the cleaning rotating shaft is rotatably installed in the discharging rectangular channel, and the cleaning rotating shaft is parallel to the conveying support rollers; cleaning bristles for cleaning the lower side of the conveying belt are arranged on the cleaning rotating shaft; the cleaning motor is installed on the side of the discharging rectangular channel, and the output shaft of the cleaning motor is oppositely connected with the end of the cleaning rotating shaft; a discharging mechanism is installed at the discharging rectangular channel for controlling the opening and closing of the discharging rectangular channel; the conveying drive motor, the batching auger and the cleaning motor are driven and controlled by the control cabinet.

[0008] Further, the discharging mechanism comprises a conical funnel, a closed channel, a closed rectangular plate and an electric telescopic rod; the conical funnel is oppositely installed at the lower opening of the discharging rectangular channel; the closed channel is oppositely installed on the lower end funnel of the conical funnel; a strip insertion hole is arranged on the side of the closed channel, and support sliding grooves are arranged on the two parallel side inner walls of the closed channel; the closed rectangular plate is inserted into the strip insertion hole, and the side edges of the closed rectangular plate inserted into the closed channel are embedded into the two support sliding grooves; the electric telescopic rod is installed on the side of the closed channel through a rod support, and the telescopic rod end of the electric telescopic rod is installed on the outer side edge of the closed rectangular plate; the closed rectangular plate is pushed by the electric telescopic rod to close the closed channel; the electric telescopic rod is driven and controlled by the control cabinet.

[0009] Compared with the prior art, the advantages of this utility model are as follows: By utilizing the combined use of the material lifting mechanism and the material feeding mechanism, users can easily lift various raw materials and feed them into the corresponding material conveying mechanism, effectively saving manpower and improving feeding efficiency; by using each conveying mechanism to transport raw materials, each conveying mechanism can be driven and controlled separately according to the required proportions, thereby achieving the proportions of various raw materials; by using the horizontal conveying mechanism to receive the raw materials conveyed by each conveying mechanism, the proportioned raw materials can be transported in batches, preventing mutual influence between different batches and ensuring the accuracy of each batch mixing; and by using the cleaning mechanism to clean the residual raw materials on the horizontal conveying mechanism, ensuring the accuracy of the raw material proportions for each batch. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the overall right-side structure of the system of this utility model;

[0011] Figure 2 This is a right-side structural schematic diagram of the raw material lifting device of this utility model;

[0012] Figure 3 This is a top view schematic diagram of the raw material lifting device of this utility model;

[0013] Figure 4 This is a top view of the raw material proportioning equipment of this utility model;

[0014] Figure 5 This is a schematic diagram of the raw material proportioning equipment of this utility model from the right side.

[0015] Figure 6 This is a partial cross-sectional view of the end of the strip conveying channel of this utility model;

[0016] Figure 7 This is a schematic diagram of the circuit structure of the raw material proportioning device of this utility model. Detailed Implementation

[0017] The technical solution of this utility model will be described in detail below with reference to the accompanying drawings, but the protection scope of this utility model is not limited to the described embodiments.

[0018] like Figures 1-7As shown, the feeding and proportioning system for PVC cable granule raw materials disclosed in this utility model includes: a control cabinet 4, a raw material lifting device, and a raw material proportioning device; the raw material lifting device includes a material lifting mechanism and a material feeding mechanism; the raw material proportioning device includes a horizontal conveying mechanism, a cleaning mechanism, a discharging mechanism, and multiple conveying mechanisms; the material feeding mechanism is horizontally slidably installed on the material lifting mechanism, which lifts various bagged raw materials, moves them to the lifted raw material location, and feeds them into the corresponding conveying mechanism; each conveying mechanism is connected to the horizontal conveying mechanism, which receives various raw materials fed by the material feeding mechanism and quantitatively conveys each raw material into the horizontal conveying mechanism; the horizontal conveying mechanism receives the raw materials conveyed by each conveying mechanism and horizontally conveys the conveyed raw materials to the discharging mechanism; the cleaning mechanism is installed on the unloading side of the horizontal conveying mechanism to clean the residual raw materials on the horizontal conveying mechanism into the discharging mechanism, which then releases the raw materials; the material lifting mechanism, horizontal conveying mechanism, cleaning mechanism, discharging mechanism, and conveying mechanism are all driven and controlled by the control cabinet 4.

[0019] By utilizing the combined use of material lifting and feeding mechanisms, users can easily lift various raw materials and feed them into the corresponding material conveying mechanisms, effectively saving manpower and improving feeding efficiency. Each conveying mechanism transports raw materials, and can be individually driven and controlled according to the required proportions to achieve the correct proportions. A horizontal conveyor mechanism receives the raw materials from each conveyor mechanism, allowing for batch delivery of the proportioned materials, preventing interference between different batches and ensuring the accuracy of each batch's mixing. A cleaning mechanism removes residual raw materials from the horizontal conveyor mechanism, ensuring the accuracy of the proportions for each batch.

[0020] Furthermore, the material lifting mechanism includes a lifting drive motor 111, a lifting support plate 105, a lifting control box 110, and two side supports; the side supports include a bottom strip seat 101, a supporting square column 102, and a T-shaped slider 104; the material feeding mechanism includes a feeding extension plate 122, a sliding seat 107, and a plate support; the bottom strip seats 101 of the two side supports are arranged longitudinally parallel, and the supporting square column 102 is vertically fixedly installed in the middle of the upper side of the corresponding bottom strip seat 101; a T-shaped groove 103 is vertically provided on the front side of each of the two supporting square columns 102; the T-shaped slider 104 is slidably installed in the T-shaped groove 103; a supporting beam 106 is arranged transversely between the two supporting square columns 102; a sliding groove 125 is arranged transversely on the lower side of the sliding seat 107, and the sliding seat 107 is slidably fastened to the supporting beam 106 through the sliding groove 125; the front side of the feeding extension plate 122 is hinged. The system is mounted on the sliding seat 107; a lifting drive mechanism is provided at the front end of the upper side of each of the two bottom strip seats 101; the lifting support plate 105 is mounted on the two lifting drive mechanisms, and the lifting drive motor 111 is used to drive the two lifting drive mechanisms, which drive the lifting support plate 105 to move smoothly up and down; two T-shaped sliders 104 extend out of the T-shaped slide groove 103 and are fixed on the rear side of the lifting support plate 105; the plate bracket is installed below the feeding extension plate 122 and is used to tilt and support the rear edge of the feeding extension plate 122 extending to the top of the conveying mechanism; the lifting control box 110 is mounted on the support column 102 on the right side; a lifting button 112 and a lowering button 113 are provided on the side of the lifting control box 110; the lifting drive motor 111, the lifting button 112, and the lowering button 113 are all electrically connected to the control cabinet 4, and the control cabinet 4 drives and controls the lifting drive motor 111. Two lifting drive mechanisms can be used to lift the left and right ends of the lifting support plate 105, thereby lifting the raw material bag placed on the lifting support plate 105, making it easier for manual delivery of raw materials into the conveying mechanism, saving time and effort; the T-shaped slider 104 and T-shaped groove 103 can enhance the stability of the rear side of the lifting support plate 105 when it is lifted.

[0021] Furthermore, the lifting drive mechanism includes a lifting drive screw 127, a top plate 109, and four support guide rods 126; the upper ends of the four support guide rods 126 are fixed to the lower side of the top plate 109, and the lower ends of the four support guide rods 126 are vertically fixed to the upper side of the bottom strip seat 101; the upper end of the lifting drive screw 127 is rotatably mounted at the center of the lower side of the top plate 109, and the lower end of the lifting drive screw 127 is rotatably mounted on the bottom strip seat 101; a rectangular hole 130 is provided on the opposite inner side of each of the two bottom strip seats 101, and the lower end of the lifting drive screw 127 extends into the rectangular hole 130, and a fixed end is provided on the extended end of the lifting drive screw 127. A synchronous sprocket 131 is provided; a synchronous chain 132 is arranged around the two synchronous sprockets 131; a lifting drive motor 111 is fixedly installed on the top plate 109 on the right side, and the output shaft of the lifting drive motor 111 is connected to the upper end of the lifting drive screw 127 on the right side; four lifting guide holes and a vertical support sleeve 128 are provided at both ends of the lifting support plate 105; the vertical support sleeve 128 is vertically fixed to the lifting support plate 105, and a lifting drive internal thread is provided on the inner wall of the vertical support sleeve 128; the lifting drive screw 127 is screwed onto the lifting drive internal thread; four support guide rods 126 pass through the lifting guide holes at corresponding positions. The synchronous chain 132 is arranged around the two synchronous sprockets 131 to ensure that the two lifting drive screws 127 rotate synchronously.

[0022] Furthermore, the horizontal conveying mechanism includes a strip conveying channel 201, a conveying drive motor 209, and a conveyor belt 225; the conveying mechanism includes a batching auger 204 and a conical raw material barrel 203; the cleaning mechanism includes a cleaning motor 210 and a cleaning shaft 220; four conveying support columns 213 are vertically arranged below the strip conveying channel 201; the conical raw material barrels 203 of each conveying mechanism are respectively fixedly installed on the feeding end of each batching auger 204, and a material leakage hole 205 is provided at the bottom of the cone of the conical raw material barrel 203, which is connected to the batching auger 204; the batching auger At the feeding end of 204, an end support column 212 is vertically installed, and the lower end of each end support column 212 is vertically fixed to the end support plate 202; each batching auger 204 is parallel to each other, and a label rod 206 is vertically installed above the middle of the batching auger 204; a raw material name label 207 is installed on the label rod 206; the feeding end of the batching auger 204 extends backward and upward at an angle to the top of the strip conveyor channel 201, and a feeding pipe 224 connected to the strip conveyor channel 201 is installed below the feeding end; each conveyor is rotatably installed in the strip conveyor channel 201. A conveyor support roller 222 is provided, and each conveyor support roller 222 rotates synchronously via a rotating synchronous chain; a conveyor drive motor 209 is installed on the side of the strip conveyor channel 201, and the output shaft of the conveyor drive motor 209 is connected to the shaft head of one of the conveyor support rollers 222; a conveyor belt 225 surrounds each conveyor support roller 222 within the strip conveyor channel 201; each discharge pipe 224 is located above the conveyor belt 225; a discharge rectangular channel 214 is provided below the discharge side of the strip conveyor channel 201; a cleaning shaft 220 is rotatably installed on the discharge rectangular channel. Inside channel 214, the cleaning shaft 220 is parallel to the conveyor support roller 222; cleaning bristles 221 for cleaning the lower side of the conveyor belt 225 are distributed on the cleaning shaft 220; the cleaning motor 210 is installed on the side of the unloading rectangular channel 214, and the output shaft of the cleaning motor 210 is connected to the end of the cleaning shaft 220; the feeding mechanism is installed at the unloading rectangular channel 214 for controlling the on and off of the unloading rectangular channel 214; the conveyor drive motor 209, the feeding auger 204 and the cleaning motor 210 are all driven and controlled by the control cabinet 4. Each batching auger 204 is driven independently, and the control cabinet 4 can set the conveying time of each auger 204 according to the required proportions to complete the conveying of raw materials. This is convenient and quick to use. The label rod 206 and the raw material name label 207 make it easy for operators to pour raw materials into the corresponding conical raw material buckets 203. The cleaning mechanism can clean the raw materials stuck to the conveyor belt 225, which can prevent the raw materials from falling to the bottom of the strip conveyor channel 201 and ensure the accurate proportions of each batch of raw materials.

[0023] Furthermore, the feeding mechanism includes a conical funnel 215, a closed channel 216, a closed rectangular plate 218, and an electric telescopic rod 219; the conical funnel 215 is connected to the lower opening of the feeding rectangular channel 214; the closed channel 216 is connected to the lower funnel opening of the conical funnel 215; a strip-shaped insertion hole is provided on the side of the closed channel 216, and a support groove 217 is provided on the two parallel inner walls of the closed channel 216; the closed rectangular plate 218 is inserted into the strip-shaped insertion hole, and the side of the closed rectangular plate 218 inserted into the closed channel 216 is embedded in the two support grooves 217; the electric telescopic rod 219 is installed on the side of the closed channel 216 through a rod bracket, and the telescopic rod end of the electric telescopic rod 219 is installed on the outer side of the closed rectangular plate 218, and the electric telescopic rod 219 pushes the closed rectangular plate 218 to close the closed channel 216; the electric telescopic rod 219 is driven and controlled by the control cabinet 4. The closing mechanism can close the closed channel 216 when the auger motor 208 rotates and conveys, preventing the raw materials from continuously spilling; the support groove 217 can guide and support the side of the closed rectangular plate 218, ensuring the closing effect of the closed rectangular plate 218.

[0024] Furthermore, the plate support includes a transverse sliding strut 115, a sliding sleeve 116, a support sleeve 117, and an inclined support rod 118; inclined fixing rods 114 extending obliquely upward and backward are provided at the rear ends of the upper sides of the two bottom strip seats 101; the transverse sliding strut 115 is transversely fixed between the upper ends of the two inclined fixing rods 114; the sliding sleeve 116 is slidably sleeved on the transverse sliding strut 115; one end of the support sleeve 117 is vertically installed on the sliding sleeve 116, and the lower end of the inclined support rod 118 is inserted into the other end of the support sleeve 117; the upper end of the inclined support rod 118 is hinged to the lower side of the feeding extension plate 122 through the upper hinge seat 121; the lower end of the inclined support rod 118 is provided with an adjusting external thread 119, and an adjusting nut 120 is screwed into the adjusting external thread 119; the adjusting nut 120 is supported at the upper opening of the support sleeve 117. The inclination angle of the feeding extension plate 122 can be adjusted as needed by the plate bracket, so that it extends to the upper opening of the conical raw material barrel 203, which is convenient for manual feeding. The sliding seat 107 can be easily installed by the support beam 106, and the feeding extension plate 122 can be easily slid laterally under the action of the plate bracket, so as to correspond to the conical raw material barrel 203 at various positions.

[0025] Furthermore, side inclined baffles 223 are provided on the inner wall of the strip conveyor channel 201, above both sides of the conveyor belt 225. The lower side of the side inclined baffles 223 is close to the upper side of the conveyor belt 225, used to close the gap between the long edge of the conveyor belt 225 and the inner side of the strip conveyor channel 201. The side inclined baffles 223 can prevent raw materials from leaking into the lower part of the strip conveyor channel 201, thus closing the gap between the long edge of the conveyor belt 225 and the inner side of the strip conveyor channel 201.

[0026] Furthermore, the batching auger 204 is driven by the batching drive motor 208 through the rotation of the auger chain, and the auger chain is located inside the chain guard 211; the electric telescopic rod 219 is driven to extend and retract by the telescopic drive motor.

[0027] Furthermore, a chain protective sleeve 129 is laterally arranged between the two rectangular holes 130; the synchronous chain 132 laterally passes through the chain protective sleeve 129; a position locking screw is threadedly installed on the front side of the sliding seat 107, and a cross-shaped handle 108 is provided on the outer end of the position locking screw. The inner end of the position locking screw extends into the sliding groove 125 and presses against the support beam 106. The chain protective sleeve 129 can provide lateral support and protection for the synchronous chain 132; the cross-shaped handle 108 and the position locking screw can facilitate the position locking of the sliding seat 107 during use.

[0028] Furthermore, upward-folding retaining flanges 123 are provided on both the left and right sides of the feeding extension plate 122, and a U-shaped handle 124 is provided between the retaining flanges 123 on the left and right sides. The U-shaped handle 124 allows the operator to easily lift the feeding extension plate 122 and place it on different conical raw material buckets 203, and can also restrain the opening of the raw material bag to prevent the raw material from spilling out.

[0029] The feeding and proportioning system for PVC cable granule raw materials disclosed in this utility model includes a control cabinet 4 equipped with a controller, a button panel, a display screen, a telescopic drive circuit, a cleaning drive circuit, a conveying drive circuit, a lifting drive circuit, and various proportioning drive circuits. The controller is electrically connected to the lifting button 112, the lowering button 113, the button panel, the telescopic drive circuit, the cleaning drive circuit, the conveying drive circuit, the lifting drive circuit, and various proportioning drive circuits. The telescopic drive circuit, the cleaning drive circuit, the conveying drive circuit, the lifting drive circuit, and the proportioning drive circuit are respectively connected to the telescopic drive motor, the cleaning motor 210, the conveying drive motor 209, and the lifting drive motor 111. The controller is electrically connected to each of the proportional drive motors 208. The controller drives and controls the telescopic drive motor, sweeping motor 210, conveying drive motor 209, lifting drive motor 111, and each proportional drive motor 208 through the telescopic drive circuit, sweeping drive circuit, conveying drive circuit, lifting drive circuit, and each proportional drive circuit. The telescopic drive motor, conveying drive motor 209, lifting drive motor 111, and each proportional drive motor 208 all use existing stepper motors, which can achieve precise rotation control and meet the precise action requirements at each position. The controller uses existing controller modules, such as PLC controller modules or ARM controller modules.

[0030] The feeding and proportioning system for PVC cable granule raw materials disclosed in this utility model includes the following steps during operation:

[0031] When the raw material lifting equipment is in operation: the operator places the raw material bag on the lifting support plate 105. If the raw material in a certain conical raw material barrel 203 is insufficient, the rear side of the feeding extension plate 122 is lifted by the U-shaped handle 124, and the sliding seat 107 is slid together to the corresponding conical raw material barrel 203. Then the feeding extension plate 122 is lowered so that the rear side of the feeding extension plate 122 extends into the upper opening of the conical raw material barrel 203. The height of the lifting support plate 105 is controlled by the lifting button 112 and the lowering button 113 according to the lifting needs. The operator can easily insert the opening of the raw material bag into the limiting ring formed by the U-shaped handle 124, the baffle 123 and the feeding extension plate 122, and push the raw material bag to pour the raw material onto the feeding extension plate 122, so that the raw material slides along the feeding extension plate 122 into the corresponding conical raw material barrel 203 to replenish the raw material.

[0032] When coordinating and controlling the raw material proportioning equipment and the mixing equipment: First, the system is initialized: The operator sets the proportioning value according to the proportioning requirements through the combination of the button panel and the display screen.

[0033] The operator starts the system by pressing the start button on the control panel. When the system starts, the controller first controls the five ratio drive motors 208 to rotate according to the set ratio values ​​through five ratio drive circuits, so that the five raw materials are conveyed to the conveyor belt 225 for unloading according to different conveying times.

[0034] After all the proportioning drive motors 208 have finished working, the controller controls the electric telescopic rod 219 to open the closed rectangular plate 218, and then controls the conveying drive motor 209 and the cleaning motor 210 to rotate, thereby completing one feeding conveyor. After the feeding conveyor is completed, the controller controls the electric telescopic rod 219 to push the closed rectangular plate 218 to close, and then controls the five auger motors 208 to rotate, conveying the five raw materials to the conveyor belt 225 according to different conveying times to wait for the next feeding.

[0035] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes in form and detail may be made to the present invention without departing from the spirit and scope of the appended claims.

Claims

1. A feeding and proportioning system for PVC cable granule raw materials, characterized in that: The system includes a control cabinet (4), a raw material lifting device, and a raw material proportioning device. The raw material lifting device includes a material lifting mechanism and a material feeding mechanism. The raw material proportioning device includes a horizontal conveying mechanism, a cleaning mechanism, a feeding mechanism, and multiple conveying mechanisms. The material feeding mechanism is installed horizontally on the material lifting mechanism. The material lifting mechanism lifts the bagged raw materials and moves them to the lifted raw material location and feeds them into the corresponding conveying mechanism. Each conveying mechanism is connected to the horizontal conveying mechanism. Each conveying mechanism receives the various raw materials fed by the material feeding mechanism and feeds them into the horizontal conveying mechanism in a quantitative manner. The horizontal conveying mechanism receives the raw materials fed by each conveying mechanism and feeds them horizontally to the feeding mechanism. The cleaning mechanism is installed on the unloading side of the horizontal conveying mechanism and is used to clean the residual raw materials on the horizontal conveying mechanism and feed them into the feeding mechanism. The feeding mechanism releases the raw materials. The material lifting mechanism, horizontal conveying mechanism, cleaning mechanism, feeding mechanism, and conveying mechanism are all driven and controlled by the control cabinet (4).

2. The feeding and proportioning system for PVC cable granule raw materials according to claim 1, characterized in that: The material lifting mechanism includes a lifting drive motor (111), a lifting support plate (105), a lifting control box (110), and two side supports; the side supports include a bottom strip seat (101), a support column (102), and a T-shaped slider (104); the material feeding mechanism includes a feeding extension plate (122), a sliding seat (107), and a plate support; the bottom strip seats (101) of the two side supports are arranged longitudinally parallel, and the support column (102) is vertically fixedly installed on the corresponding bottom strip seat. The upper side of (101) is in the middle; a T-shaped groove (103) is vertically provided on the front side of each of the two supporting square columns (102); the T-shaped slider (104) is slidably installed in the T-shaped groove (103); a supporting beam (106) is horizontally provided between the two supporting square columns (102); a sliding groove (125) is horizontally provided on the lower side of the sliding seat (107), and the sliding seat (107) is slidably fastened to the supporting beam (106) through the sliding groove (125); feeding extension The front side of the plate (122) is hinged to the sliding seat (107); a lifting drive mechanism is provided at the front end of the upper side of each of the two bottom strip seats (101); the lifting support plate (105) is mounted on the two lifting drive mechanisms, and the lifting drive motor (111) is used to drive the two lifting drive mechanisms, so that the lifting support plate (105) can move smoothly up and down; two T-shaped sliders (104) extend out of the T-shaped slide groove (103) and are fixed to the lifting support plate (107). 5) On the rear side; the plate bracket is installed below the feeding extension plate (122) to tilt and support the rear edge of the feeding extension plate (122) extending to the top of the conveying mechanism; the lifting control box (110) is installed on the right side support column (102); a lift button (112) and a lower button (113) are provided on the side of the lifting control box (110); the lifting drive motor (111), the lift button (112) and the lower button (113) are all electrically connected to the control cabinet (4).

3. The feeding and proportioning system for PVC cable granule raw materials according to claim 1, characterized in that: The lifting drive mechanism includes a lifting drive screw (127), a top plate (109), and four support guide rods (126). The upper ends of the four support guide rods (126) are fixed to the lower side of the top plate (109), and the lower ends of the four support guide rods (126) are vertically fixed to the upper side of the bottom strip seat (101). The upper end of the lifting drive screw (127) is rotatably installed at the center of the lower side of the top plate (109), and the lower end of the lifting drive screw (127) is rotatably installed on the bottom strip seat (101). A rectangular hole (130) is provided on the opposite inner side of each of the two bottom strip seats (101), and the lower end of the lifting drive screw (127) extends into the rectangular hole (130), and a fixed end is provided on the extended end of the lifting drive screw (127). A synchronous sprocket (131) is provided; a synchronous chain (132) is arranged around the two synchronous sprockets (131); a lifting drive motor (111) is fixedly installed on the top plate (109) on the right side, and the output shaft of the lifting drive motor (111) is connected to the upper end of the lifting drive screw (127) on the right side; four lifting guide holes and a vertical support sleeve (128) are provided on both the left and right ends of the lifting support plate (105); the vertical support sleeve (128) is vertically fixed on the lifting support plate (105), and a lifting drive internal thread is provided on the inner wall of the vertical support sleeve (128); the lifting drive screw (127) is screwed on the lifting drive internal thread; four support guide rods (126) pass through the lifting guide holes at the corresponding positions.

4. The feeding and proportioning system for PVC cable granule raw materials according to claim 1, characterized in that: The horizontal conveying mechanism includes a strip conveying channel (201), a conveying drive motor (209), and a conveyor belt (225); the conveying mechanism includes a batching auger (204) and a conical raw material barrel (203); the cleaning mechanism includes a cleaning motor (210) and a cleaning shaft (220); the conical raw material barrels (203) of each conveying mechanism are respectively fixedly installed on the feeding end of each batching auger (204), and a material leakage hole (205) is provided at the bottom of the cone of the conical raw material barrel (203) to communicate with the batching auger (204); The feeding end of the auger (204) extends backward and upward at an angle to the top of the strip conveyor channel (201), and a feeding pipe (224) connected to the strip conveyor channel (201) is provided below the feeding end; each conveying support roller (222) is rotatably installed in the strip conveyor channel (201), and each conveying support roller (222) rotates synchronously through a rotating synchronous chain; the conveying drive motor (209) is installed on the side of the strip conveyor channel (201), and the output shaft of the conveying drive motor (209) is connected to one of the conveying supports. The shaft ends of the support rollers (222) are connected and installed together; the conveyor belt (225) surrounds each of the support rollers (222) arranged in the strip conveyor channel (201); each discharge pipe (224) is located above the conveyor belt (225); a discharge rectangular channel (214) is provided below the discharge side of the strip conveyor channel (201); the cleaning shaft (220) is rotatably installed in the discharge rectangular channel (214), and the cleaning shaft (220) is parallel to the support rollers (222); the cleaning shaft (220) is divided into sections. The cloth is equipped with cleaning brushes (221) for cleaning the underside of the conveyor belt (225); the cleaning motor (210) is installed on the side of the discharge rectangular channel (214), and the output shaft of the cleaning motor (210) is connected to the end of the cleaning shaft (220); the feeding mechanism is installed at the discharge rectangular channel (214) for controlling the opening and closing of the discharge rectangular channel (214); the conveying drive motor (209), the feeding auger (204) and the cleaning motor (210) are all driven and controlled by the control cabinet (4).

5. The feeding and proportioning system for PVC cable granule raw materials according to claim 1, characterized in that: The feeding mechanism includes a conical funnel (215), a closed channel (216), a closed rectangular plate (218), and an electric telescopic rod (219); the conical funnel (215) is installed at the lower opening of the feeding rectangular channel (214); the closed channel (216) is installed at the lower funnel opening of the conical funnel (215); a strip-shaped insertion hole is provided on the side of the closed channel (216), and a support groove (217) is provided on the inner walls of the two parallel sides of the closed channel (216); the closed rectangular plate (218) is inserted into... At the strip-shaped insertion hole, the side of the closed rectangular plate (218) inserted into the closed channel (216) is embedded in two support grooves (217); the electric telescopic rod (219) is installed on the side of the closed channel (216) through the rod bracket, and the telescopic rod end of the electric telescopic rod (219) is installed on the outer side of the closed rectangular plate (218), and the electric telescopic rod (219) pushes the closed rectangular plate (218) to close the closed channel (216); the electric telescopic rod (219) is driven and controlled by the control cabinet (4).

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